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Bosch Professional GSB-20-2 User Manual

Bosch Professional GSB-20-2
14 pages
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Robert Bosch GmbH
Power Tools Division
70745 Leinfelden-Echterdingen
www.bosch-pt.com
1 609 929 M38 (2007.09) O / 138
GSB Professional
20-2 | 20-2 RE | 20-2 RCE | 20-2 RET
de Originalbetriebsanleitung
en Original instructions
fr Notice originale
es Manual original
pt Manual original
it Istruzioni originali
nl Oorspronkelijke
gebruiksaanwijzing
da Original brugsanvisning
sv Bruksanvisning i original
no Original driftsinstruks
fi Alkuperäiset ohjeet
el Πρωτότυπο οδηγιών χρήσης
tr Orijinal işletme talimat
OBJ_DOKU-1880-002.fm Page 1 Monday, August 27, 2007 10:13 AM

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Bosch Professional GSB-20-2 Specifications

General IconGeneral
Chuck Capacity1.5 - 13 mm
Drilling Diameter in Concrete20 mm
Drilling Diameter in Steel13 mm
No-load Speed0-3000 rpm
Power SourceCorded
Chuck TypeKeyless

Summary

General Power Tool Safety Warnings

Work area safety

Safety considerations for the operating environment, including cleanliness and keeping bystanders away.

Electrical safety

Precautions related to electrical power supply, plugs, and avoiding contact with earthed surfaces.

Personal safety

Guidelines for operator safety, including alertness, protective equipment, and proper attire.

Machine-specific Safety Warnings

Functional Description

Intended Use

Product Features

Technical Data

Noise/Vibration Information

Declaration of Conformity

Assembly

Auxiliary Handle

How to attach and position the auxiliary handle for optimal use and comfort.

Adjusting the Drilling Depth

Steps for setting the depth stop for precise drilling depth.

Changing the Tool

Procedures for safely inserting and removing drill bits using different chuck types.

Replacing the Drill Chuck

Instructions for removing and replacing the drill chuck.

Operation

Starting Operation

Initial steps and precautions for starting the power tool.

Reversing the Rotational Direction

How to change the drill's rotation direction for different tasks.

Setting the Operating Mode

How to select between drilling and impact drilling modes.

Gear Selection, Mechanical

Instructions for selecting the appropriate gear range for different applications.

Switching On and Off

Methods for starting, stopping, and locking the tool's operation.

Safety Clutch

Explanation of the safety clutch and its function to prevent kickback.

Adjusting the Speed/Impact Frequency

Preselecting the Speed/Impact Frequency

How to preselect the speed or impact frequency using the thumbwheel.

Electronic Speed Preselection

Using the thumbwheel for electronic speed preselection even while the machine is running.

Constant Electronic Control

How constant electronic control maintains speed under load.

Electronic Torque Limitation/Speed Preselection

Adjusting torque and speed for screwdriving applications.

Working Advice

Tips

Practical advice for cooling the machine and drilling in specific materials.

Soft Grip

Benefits of the soft grip for handling and vibration reduction.

Maintenance and Service

Maintenance and Cleaning

Instructions for keeping the machine clean and safe for operation.

After-sales service and customer assistance

Information on obtaining service, repairs, and spare parts from Bosch.

Disposal

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